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testudo    
n. 龟甲形大盾,土龟属

龟甲形大盾,土龟属

testudo
n 1: a movable protective covering that provided protection from
above; used by Roman troops when approaching the walls of a
besieged fortification
2: type genus of the Testudinidae [synonym: {Testudo}, {genus
Testudo}]

Testudo \Tes*tu"do\, n.; pl. {Testudines}. [L., from testa the
shell of shellfish, or of testaceous animals.]
1. (Zool.) A genus of tortoises which formerly included a
large number of diverse forms, but is now restricted to
certain terrestrial species, such as the European land
tortoise ({Testudo Graeca}) and the gopher of the Southern
United States.
[1913 Webster]

2. (Rom. Antiq.) A cover or screen which a body of troops
formed with their shields or targets, by holding them over
their heads when standing close to each other. This cover
resembled the back of a tortoise, and served to shelter
the men from darts, stones, and other missiles. A similar
defense was sometimes formed of boards, and moved on
wheels.
[1913 Webster]

3. (Mus.) A kind of musical instrument. a species of lyre; --
so called in allusion to the lyre of Mercury, fabled to
have been made of the shell of a tortoise.
[1913 Webster]


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  • Adaptive Acquisition Framework Pathways
    The Adaptive Acquisition Framework by OSD (A S) outlining the six acquisition pathways from DODI 5000 02 Urgent Capability Acquisition, Middle Tier of Acquisition, Major Capability Acquisition, Software Acquisition, Defense Business Systems, and Acquisition of Services
  • Guide to Program Management Knowledge, Skills and Practices
    1 Purpose Every acquisition professional plays a pivotal role in improving acquisition outcomes and program successes From inception of a program through disposal Big-A players (discussed in A Department of Defense (DoD) Guide to Program Management Business Processes) are vital in every aspect of an acquisition Key players work together to find efficient and affordable ways to meet the
  • Glossary | Adaptive Acquisition Framework
    SAE Service Acquisition Executive SAW Services Acquisition Workshop S-CAT services acquisition category SRRB Services Requirements Review Board SSM Senior Services Manager U S C United States Code USD (A S) Under Secretary of Defense for Acquisition and Sustainment Additional Resource: DAU Glossary of Defense Acquisition Acronyms and Terms
  • Major Capability Acquisition (MCA) | Adaptive Acquisition Framework
    This process is designed to support major defense acquisition programs, major systems, and other complex acquisitions Acquisition and product support processes, reviews, and documentation will be tailored based on the program size, complexity, risk, urgency, and other factors
  • Test Evaluation | Adaptive Acquisition Framework
    The acquisition approach will identify any requirements to evaluate health, safety, or operational effectiveness, suitability, survivability, and lethality As applicable, the DOT E will submit independent OT and live fire reports to the Secretary of Defense, the USD (A S), congressional defense committees, and Military Services
  • Transition Program | Adaptive Acquisition Framework
    Transition to Acquisition Program Where production exceeds the five (5) year limit of Rapid Fielding, or the program would be more appropriately managed under a traditional acquisition pathway, the Acquisition Decision Authority may transition the program to a traditional acquisition pathway at an appropriate Milestone
  • Policy | Adaptive Acquisition Framework
    Reference Source: DoDI 5000 74 Defense Acquisition of Services, Section 4 2 Services acquisition requirements applicable to this issuance with a total contract value of $500 million or more or an annual value of $250 million or more must participate in a services acquisition workshop (SAW), or equivalent program, as provided by the DAU





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